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Integer division: How do you produce a double?
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I don't like casting primitives, who knows what may happen.
Why do you have an irrational fear of casting primitives? Nothing bad will happen when you cast an int to a double. If you're just not sure of how it works, look it up in the Java Language Specificatio...
JavaScript equivalent of PHP's in_array()
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There is now Array.prototype.includes:
The includes() method determines whether an array includes a certain
element, returning true or false as appropriate.
var a = [1, 2, 3];
a.includes(2); // true
a.includes(4); // false
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Simple Pivot Table to Count Unique Values
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=IF(SUMPRODUCT(($A$2:$A2=A2)*($B$2:$B2=B2))>1,0,1)
and copy it down. Now create your pivot based on 1st and 3rd column. See snapshot
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fol...
What is Activity.finish() method doing exactly?
...em does what it has to.
on the other hand, finish() just lets the system know that the programmer wants the current Activity to be finished. And hence, it calls up onDestroy() after that.
Something to note:
it isn't necessary that only a call to finish() triggers a call to onDestroy(). No. As we ...
Is there a reason that we cannot iterate on “reverse Range” in ruby?
... trying to add years to a form, I used: = f.select :model_year, (Time.zone.now.year + 1).downto(Time.zone.now.year - 100).to_a
– Eric Norcross
May 2 '18 at 0:14
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Query-string encoding of a Javascript Object
Do you know a fast and simple way to encode a Javascript Object into a string that I can pass via a GET Request?
40 Ans...
PhpStorm text size
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Thanks, already found it. Now using Sublime Text an Notepad++ - much simpler and faster
– ymakux
Aug 31 '15 at 18:12
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How to make UIButton's text alignment center? Using IB
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For those of you who are now using iOS 6 or higher, UITextAlignmentCenter has been deprecated. It is now NSTextAlignmentCenter
EXAMPLE: mylabel.textAlignment = NSTextAlignmentCenter; Works perfectly.
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How to customize a requirements.txt for multiple environments?
...e for prod...
-r common.txt
prod_req==1.0
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Outside of Heroku, you can now setup environments like this:
pip install -r requirements/dev.txt
or
pip install -r requirements/prod.txt
Since Heroku looks specifically for "requirements.txt" at the project root, it should just mirror prod, like ...
What are the differences between Mustache.js and Handlebars.js?
...ilers (JavaScript, Ruby, Python, C, etc.). Handlebars began in JavaScript, now there are projects like django-handlebars, handlebars.java, handlebars-ruby, lightncandy (PHP), and handlebars-objc.
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